衛星環繞地球c語言程式設計,動畫技術——衛星環繞地球

2023-06-28 03:25:05

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第二種：

#include

#define TRUE 1

#define FALSE 0

#define IMAGE_SIZE 10

void draw_picture();

void move_picture();

void draw_image(int x, int y);

void putpixel_stars();

char title[]="WELLCOME TO THE";

char *move="COMPUTER WOELD!";

void *pt_addr;

int x,y,maxx,maxy,midx,midy;

int main()

{

int driver = VGA;

int mode=VGAHI;

int errorcode;

initgraph(&driver, &mode, "");

errorcode=graphresult();

if(errorcode!=0){

printf("Graphics error:%s\n",grapherrormsg(errorcode));

printf("Press any key to halt:");

getch();

exit(1);

}

cleardevice();

maxx=getmaxx();

maxy=getmaxy()-20;

midx=maxx/2;

midy=maxy/2;

x=0;

y=midy-25;

setbkcolor(GREEN);

draw_picture();

move_picture();

free(pt_addr);

settextstyle(DEFAULT_FONT,HORIZ_DIR,1);

settextjustify(LEFT_TEXT,TOP_TEXT);

restorecrtmode();

}

void draw_picture(void)

{

unsigned int i,size;

setlinestyle(SOLID_LINE,0,NORM_WIDTH);

setcolor(LIGHTBLUE);

for(i=0;i<=14;i++)

{

ellipse(midx,midy,0,360,108,108-8*i);

ellipse(midx,midy,0,360,108-8*i,108);

}

setcolor(BLUE);

setlinestyle(SOLID_LINE,0,THICK_WIDTH);

ellipse(midx,midy,130,50,170,30);

draw_image(x,y);

size=imagesize(x,y-IMAGE_SIZE,x+(4*IMAGE_SIZE),y+IMAGE_SIZE);

pt_addr=malloc(size);

getimage(x,y-IMAGE_SIZE,x+(4*IMAGE_SIZE),y+IMAGE_SIZE,pt_addr);

putpixel_stars();

setcolor(DARKGRAY);

setlinestyle(SOLID_LINE,0,THICK_WIDTH);

rectangle(0,0,maxx,maxy);

setfillstyle(SOLID_FILL,LIGHTGRAY);

bar(0,getmaxy()-18,getmaxx(),getmaxy());

outtextxy(150,getmaxy()-12,"Program for Demo in CG Lesson ,HUST");

setlinestyle(SOLID_LINE,0,NORM_WIDTH);